Last Frost Date Red Deer: Frost Dates, Late Frost Risk & Growing Season

When is the last spring frost and the first autumn frost in Red Deer? Frost dates from 30 years of data, the risk of late frost, frost-free days and planting dates.

The frost season in Red Deer

• Last frost (average): May 14
• In 1 year out of 10 it still freezes on May 23.
• First frost: September 24
• Frost-free season: 135 days
• Frost after 15 May: in 43 % of years

Frost days per month in Red Deer

• January: 30.8 · -15 °C
• February: 28.1 · -12 °C
• March: 29.9 · -7 °C
• April: 20.9 · -2 °C
• May: 5.5 · 4 °C
• June: 0 · 8 °C
• July: 0 · 11 °C
• August: 0.1 · 10 °C
• September: 3.1 · 5 °C
• October: 18.1 · -1 °C
• November: 28.5 · -7 °C
• December: 30.6 · -13 °C

• No weather station nearby: plain grid values, which are often a little too cold – dates may therefore be late.
• Daily minimum temperatures 2 m above ground over 30 years (1991–2020), NASA POWER; station data: Deutscher Wetterdienst (CC BY 4.0). Ground frost can form while the air at 2 m is still +2 to +3 °C.

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